Animal Parasites and MessmatesD. Appleton and Company, 1876 - 274 pagini |
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Pagina viii
... Nematode Mutualists - Strange form of Histriobdella - Egyptian Distome in Man ... ... CHAPTER V. PARASITES . ... Distinction between Parasites and Carnivora - Parasites found on all Classes of Animals - Males dependent on Females ...
... Nematode Mutualists - Strange form of Histriobdella - Egyptian Distome in Man ... ... CHAPTER V. PARASITES . ... Distinction between Parasites and Carnivora - Parasites found on all Classes of Animals - Males dependent on Females ...
Pagina xxvi
... nematode and cestode worms completely disappear . It is only the imprisoned parasites which do not desert them . All these mutual adaptations are pre - arranged , and as far as we are concerned , we cannot divest ourselves of the idea ...
... nematode and cestode worms completely disappear . It is only the imprisoned parasites which do not desert them . All these mutual adaptations are pre - arranged , and as far as we are concerned , we cannot divest ourselves of the idea ...
Pagina 44
... the eggs of caligi which do not arrive at perfection , but perish in the course of their evolution . Roussel de Vauzème has mentioned another worm , a nematode , to which he has given the name of 44 ANIMAL PARASITES AND MESSMATES .
... the eggs of caligi which do not arrive at perfection , but perish in the course of their evolution . Roussel de Vauzème has mentioned another worm , a nematode , to which he has given the name of 44 ANIMAL PARASITES AND MESSMATES .
Pagina 45
Pierre Joseph Beneden. nematode , to which he has given the name of Odontobius , and which lives on the palatal membranes ( the whale- bones ) of the southern whale . It is evidently a mess- mate . It can get nothing from the whalebones ...
Pierre Joseph Beneden. nematode , to which he has given the name of Odontobius , and which lives on the palatal membranes ( the whale- bones ) of the southern whale . It is evidently a mess- mate . It can get nothing from the whalebones ...
Pagina 79
... nematode worms which exist under these conditions , and which develop and propagate their species in the intestines as if in the midst of damp earth . The small eel - like creatures so abundant in cow - dung propagate in it ; they are ...
... nematode worms which exist under these conditions , and which develop and propagate their species in the intestines as if in the midst of damp earth . The small eel - like creatures so abundant in cow - dung propagate in it ; they are ...
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Termeni și expresii frecvente
abdomen abode acaridæ acarus amphipod animal annelids appearance Ascaris attacks become birds blood body Bothriocephalus Caligi carapace cavity cercaria cercariæ cestode cetacea ciliated cirrhipedes coast colour completely crab creatures crustaceans curious cysticerci cysticercus damp earth decapod distome echinoderm eggs embryos enclosed encysted female fish fleas gasteropod genus gives lodging harbours hatched hermaphrodite hooks host hymenoptera ichneumons infested inhabit insects intestines introduced isopod kind known larva larvæ leeches Leuckart live male manner messmates microscopic midst molluscs Mons mother mouth Müller natural naturalists neighbour nematode nourishment observed organs pagurus pass peculiar peritoneum pinnotheres plants polyps present prey produce Prof Professor Semper progeny remarkable resemble scolex seek sexes sexual sheep shell shelter side skin sometimes species sponge stomach Strongylus sucker tænia tæniæ Tania tape-worm trematode trichinæ usually whale worms young
Pasaje populare
Pagina iv - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance